Dust collecting filter cloth and bag filter
AssigneeToray Industries, Inc.
InventorsMakoto Nakahara, Koji Kawakami, Takehiko Miyoshi
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Abstract
Provided are a dust-collecting filter cloth that comprises a base fabric and web, wherein at least the web includes modified cross-section fibers of polyphenylene sulfide; and a bag filter made of the filter cloth. When fitted to an exhaust gas dust collector, the bag filter involves little pressure loss and ensures increased dust-collecting efficiency. As being resistant to heat and ensuring good dust-collecting efficiency, the filter cloth is useful for dust collection.
Claims16
A dust-collecting filter cloth comprising a base fabric and a web, wherein said web comprises modified cross-section fibers of polyphenylene sulfide, said modified cross-section fibers having cross sections being other than circular or oval and selected from the group consisting of Y, V, U, L, triangle and cross shaped sections, wherein said web is disposed on both sides of the base fabric in the form of a dust-collecting side web containing said modified cross-section fibers of polyphenylene sulfide and an opposite side web comprising round cross-section fibers of polyphenylene sulfide.
Dependencies are inferred from the claim text.